package com.demo10;

/**
 * Created by Administrator on 2017/4/13.
 */
public class First {
    static String s1 = "你好";
    byte x=100;
    long y=2147483650l;

    public static void main(String[] args) {
        String s2 = "Java";
        System.out.println(s1);
        System.out.println(s2);
    }
}
